Alert archive / Georgia / Mesoscale Discussions in 2005
Mesoscale Discussion 271
The Storm Prediction Center issued this mesoscale discussion at Mar 7, 2005, 7:11 PM CST for 5 states. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 7, 2005, 7:11 PM CST (01:11 UTC)
- Expired
- Mar 7, 2005, 9:15 PM CST
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 111 counties
Autauga County, AL, Baldwin County, AL, Barbour County, AL, Bibb County, AL, Bullock County, AL, Butler County, AL, Chambers County, AL, Chilton County, AL, Choctaw County, AL, Clarke County, AL, Clay County, AL, Cleburne County, AL, Coffee County, AL, Conecuh County, AL, Coosa County, AL, Covington County, AL, Crenshaw County, AL, Dale County, AL, Dallas County, AL, Elmore County, AL, Escambia County, AL, Geneva County, AL, Greene County, AL, Hale County, AL, Henry County, AL, Houston County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Marengo County, AL, Mobile County, AL, Monroe County, AL, Montgomery County, AL, Perry County, AL, Pike County, AL, Randolph County, AL, Russell County, AL, Shelby County, AL, Sumter County, AL, Talladega County, AL, Tallapoosa County, AL, Washington County, AL, Wilcox County, AL, Escambia County, FL, Holmes County, FL, Jackson County, FL, Okaloosa County, FL, Santa Rosa County, FL, Walton County, FL, Washington County, FL, Baker County, GA, Butts County, GA, Calhoun County, GA, Carroll County, GA, Chattahoochee County, GA, Clay County, GA, Clayton County, GA, Coweta County, GA, Crawford County, GA, Decatur County, GA, Douglas County, GA, Early County, GA, Fayette County, GA, Fulton County, GA, Haralson County, GA, Harris County, GA, Heard County, GA, Henry County, GA, Jasper County, GA, Lamar County, GA, Lee County, GA, Macon County, GA, Marion County, GA, Meriwether County, GA, Miller County, GA, Monroe County, GA, Muscogee County, GA, Newton County, GA, Paulding County, GA, Pike County, GA, Quitman County, GA, Randolph County, GA, Rockdale County, GA, Schley County, GA, Seminole County, GA, Spalding County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taylor County, GA, Terrell County, GA, Troup County, GA, Upson County, GA, Webster County, GA, Saint Bernard Parish, LA, Clarke County, MS, Covington County, MS, Forrest County, MS, George County, MS, Greene County, MS, Hancock County, MS, Harrison County, MS, Jackson County, MS, Jasper County, MS, Jones County, MS, Lamar County, MS, Lauderdale County, MS, Pearl River County, MS, Perry County, MS, Stone County, MS, Wayne County, MS
The watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Birmingham, AL (KBMX), launched 00:00Z, 1.2 hours before the alert went out and 170 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 38 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 506 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 7, 6:03 PM CST | Mesoscale Discussion | SPC | Bay, Calhoun, Gadsden, Gulf, Hamilton, Jackson and 9 more | 117 min |
| Mar 7, 8:15 PM CST | Tornado Watch | SPC | Bay, Calhoun, Columbia, Dixie, Franklin, Gadsden and 12 more | 7 hr |
| Mar 7, 10:02 PM CST | Mesoscale Discussion | SPC | Columbia, Dixie, Franklin, Gadsden, Gilchrist, Gulf and 9 more | 88 min |
| Mar 8, 1:28 AM CST | Mesoscale Discussion | SPC | Alachua, Brevard, Citrus, Clay, Flagler, Hardee and 16 more | 2 hr |
| Mar 7, 7:50 PM CST | Severe Thunderstorm Watch | SPC | Appling, Atkinson, Bacon, Baker, Baldwin, Ben Hill and 78 more | 7 hr |
| Mar 7, 10:21 PM CST | Mesoscale Discussion | SPC | Appling, Atkinson, Bacon, Baker, Baldwin, Ben Hill and 54 more | 84 min |
| Mar 8, 1:58 AM CST | Mesoscale Discussion | SPC | Appling, Atkinson, Bacon, Baker, Ben Hill, Berrien and 40 more | 62 min |
Nearby
Mesoscale Discussions in Georgia, 2005Mesoscale Discussions in Alabama, 2005Mesoscale Discussions in Mississippi, 2005Every mesoscale discussion in 2005
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.